I'll be befouling you'll be befouling she'll be befouling we'll be befouling you'll be befouling they'll be befouling
Perfect
I'll have befouled you'll have befouled she'll have befouled we'll have befouled you'll have befouled they'll have befouled
V-ing perfect
I'll have been befouling you'll have been befouling she'll have been befouling we'll have been befouling you'll have been befouling they'll have been befouling
Negation
Simple form
I shan't befoul you shan't befoul she shan't befoul we shan't befoul you shan't befoul they shan't befoul
V-ing form
I shan't be befouling you shan't be befouling she shan't be befouling we shan't be befouling you shan't be befouling they shan't be befouling
Perfect
I shan't have befouled you shan't have befouled she shan't have befouled we shan't have befouled you shan't have befouled they shan't have befouled
V-ing perfect
I shan't have been befouling you shan't have been befouling she shan't have been befouling we shan't have been befouling you shan't have been befouling they shan't have been befouling
Interrogative form
Simple form
shall I befoul? shall you befoul? shall she befoul? shall we befoul? shall you befoul? shall they befoul?
V-ing form
shall I be befouling? shall you be befouling? shall she be befouling? shall we be befouling? shall you be befouling? shall they be befouling?
Perfect
shall I have befouled? shall you have befouled? shall she have befouled? shall we have befouled? shall you have befouled? shall they have befouled?
V-ing perfect
shall I have been befouling? shall you have been befouling? shall she have been befouling? shall we have been befouling? shall you have been befouling? shall they have been befouling?
Interro-negative form
Simple form
shan't I befoul? shan't you befoul? shan't she befoul? shan't we befoul? shan't you befoul? shan't they befoul?
V-ing form
shan't I be befouling? shan't you be befouling? shan't she be befouling? shan't we be befouling? shan't you be befouling? shan't they be befouling?
Perfect
shan't I have befouled? shan't you have befouled? shan't she have befouled? shan't we have befouled? shan't you have befouled? shan't they have befouled?
V-ing perfect
shan't I have been befouling? shan't you have been befouling? shan't she have been befouling? shan't we have been befouling? shan't you have been befouling? shan't they have been befouling?